feat: TV code with autogenerate code

app/Models/NewTvRequest.php

@@ -133,7 +133,6 @@ class NewTvRequest extends Model {
         if($tvRequest->code) $tvRequest->merge(['code' => strtoupper($tvRequest->code)]);
 
         $tvRequest->validate([
-            'code' => 'required|string|unique:App\Models\Tv,code',
             'company_name' => 'nullable|string',
             'address' => 'nullable|string',
             'street_address' => 'nullable|string',
@@ -157,7 +156,7 @@ class NewTvRequest extends Model {
         try {
             DB::beginTransaction();
             $tv = new Tv();
-            $tv->code = $tvRequest->code;
+            $tv->code = TV::generateUniqueCode();
             $tv->company_name = $tvRequest->company_name;
             $tv->address = $tvRequest->address;
             $tv->street_address = $tvRequest->street_address;

app/Models/Tv.php

@@ -15,6 +15,7 @@ use Illuminate\Database\Eloquent\Relations\HasOne;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Validation\Rule;
+use Illuminate\Support\Str;
 
 class Tv extends Model {
     use HasFactory;
@@ -40,6 +41,22 @@ class Tv extends Model {
 
     //------------------------------------------------------------
     // -- RELATED TO DATA FUNCTION
+    public static function generateUniqueCode() {
+        // init
+        $totalSuffixDigit = 5;
+        date_default_timezone_set('Asia/Jakarta');
+        $prefixCode = 'TV' . date('Ym');
+
+        // try to get unique suffix
+        $uniqueCode = '';
+        while(true) {
+            $suffixCode = strtoupper(Str::random($totalSuffixDigit));
+            $uniqueCode = $prefixCode . $suffixCode;
+            $isUnique = TV::where('code', $uniqueCode)->first();
+            if(!$isUnique) break;
+        }
+        return $uniqueCode;
+    }
     // -- END RELATED TO DATA FUNCTION
     //------------------------------------------------------------
 

database/migrations/2024_05_18_033105_tv.php

@@ -11,7 +11,6 @@ return new class extends Migration {
     public function up(): void {
         Schema::create('tvs', function (Blueprint $table) {
             $table->id();
-            $table->foreignId('outlet_fk')->nullable();
             $table->string('code', 50)->unique();
             $table->string('ik_address_id', 255)->nullable();
             $table->integer('version_code')->nullable();